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Tech Interview Questions

Practice the exact questions companies are asking right now.

Questions
18.6k
Companies
980
Updated
11.12.2026
18.6k Questions 980 Companies11.12.2026
PLTCHK testimonial
PLTCHK

"I got asked a hardcore MCM DP question and I saw it on PracHub as well. Solved that question in 5 minutes. Without PracHub I doubt I could solve it in 5 hours. Though somehow didn't get hired, perhaps I guess I solved it too fast? /s"

_The_TaNk_ testimonial
_The_TaNk_

"Believe me i'm a student here jn US. Recently interviewed for MSFT. They asked me exact question from PracHub. I saw it the night before and ignored it cause why waste time on random sites. I legit wanna go back and redo this whole thing if I had chance. Not saying will work for everyone but there is certainly some merit to that website. And i'm gonna use it in future prep from now on like lc tagged"

Chris testimonial
ChrisSenior SWE, LinkedIn

"10 years of experience but never worked at a top company. PracHub's senior-level questions helped me break into FAANG at 35. Age is just a number."

sleepy33 testimonial
sleepy33

"I was skeptical about the 'real questions' claim, so I put it to the test. I searched for the exact question I got grilled on at my last Meta onsite... and it was right there. Word for word."

Jake testimonial
JakeSenior ML Engineer, Lyft

"Got a Google recruiter call on Monday, interview on Friday. Crammed PracHub for 4 days. Passed every round. This platform is a miracle worker."

nuggetlord testimonial
nuggetlord

"I've used LC, Glassdoor, and random Discords. Nothing comes close to the accuracy here. The questions are actually current — that's what got me. Felt like I had a cheat sheet during the interview."

Carlos testimonial
CarlosFull Stack, Shopify

"The solution quality is insane. It covers approach, edge cases, time complexity, follow-ups. Nothing else comes close."

boba.tea.vibes testimonial
boba.tea.vibes

"Legit the only resource you need. TC went from 180k -> 350k. Just memorize the top 50 for your target company and you're golden."

Andy testimonial
AndySWE-II, Google

"PracHub Premium for one month cost me the price of two coffees a week. It landed me a $280K+ starting offer."

couchpotato99 testimonial
couchpotato99

"Literally just signed a $600k offer. I only had 2 weeks to prep, so I focused entirely on the company-tagged lists here. If you're targeting L5+, don't overthink it."

Shruti testimonial
ShrutiData Engineer, Salesforce

"Coaches and bootcamp prep courses cost around $200-300 but PracHub Premium is actually less than a Netflix subscription. And it landed me a $178K offer."

midnightramen testimonial
midnightramen

"I honestly don't know how you guys gather so many real interview questions. It's almost scary. I walked into my Amazon loop and recognized 3 out of 4 problems from your database."

Bianca testimonial
BiancaFrontend Eng, Figma

"Discovered PracHub 10 days before my interview. By day 5, I stopped being nervous. By interview day, I was actually excited to show what I knew."

tambrahm007 testimonial
tambrahm007

"I recently cleared Uber interviews (strong hire in the design round) and all the questions were present in prachub."

toa testimonial
toa

"The search is what sold me. I typed in a really niche DP problem I got asked last year and it actually came up, full breakdown and everything. These guys are clearly updating it constantly."

PLTCHK testimonial
PLTCHK

"I got asked a hardcore MCM DP question and I saw it on PracHub as well. Solved that question in 5 minutes. Without PracHub I doubt I could solve it in 5 hours. Though somehow didn't get hired, perhaps I guess I solved it too fast? /s"

_The_TaNk_ testimonial
_The_TaNk_

"Believe me i'm a student here jn US. Recently interviewed for MSFT. They asked me exact question from PracHub. I saw it the night before and ignored it cause why waste time on random sites. I legit wanna go back and redo this whole thing if I had chance. Not saying will work for everyone but there is certainly some merit to that website. And i'm gonna use it in future prep from now on like lc tagged"

Chris testimonial
ChrisSenior SWE, LinkedIn

"10 years of experience but never worked at a top company. PracHub's senior-level questions helped me break into FAANG at 35. Age is just a number."

sleepy33 testimonial
sleepy33

"I was skeptical about the 'real questions' claim, so I put it to the test. I searched for the exact question I got grilled on at my last Meta onsite... and it was right there. Word for word."

Jake testimonial
JakeSenior ML Engineer, Lyft

"Got a Google recruiter call on Monday, interview on Friday. Crammed PracHub for 4 days. Passed every round. This platform is a miracle worker."

nuggetlord testimonial
nuggetlord

"I've used LC, Glassdoor, and random Discords. Nothing comes close to the accuracy here. The questions are actually current — that's what got me. Felt like I had a cheat sheet during the interview."

Carlos testimonial
CarlosFull Stack, Shopify

"The solution quality is insane. It covers approach, edge cases, time complexity, follow-ups. Nothing else comes close."

boba.tea.vibes testimonial
boba.tea.vibes

"Legit the only resource you need. TC went from 180k -> 350k. Just memorize the top 50 for your target company and you're golden."

Andy testimonial
AndySWE-II, Google

"PracHub Premium for one month cost me the price of two coffees a week. It landed me a $280K+ starting offer."

couchpotato99 testimonial
couchpotato99

"Literally just signed a $600k offer. I only had 2 weeks to prep, so I focused entirely on the company-tagged lists here. If you're targeting L5+, don't overthink it."

Shruti testimonial
ShrutiData Engineer, Salesforce

"Coaches and bootcamp prep courses cost around $200-300 but PracHub Premium is actually less than a Netflix subscription. And it landed me a $178K offer."

midnightramen testimonial
midnightramen

"I honestly don't know how you guys gather so many real interview questions. It's almost scary. I walked into my Amazon loop and recognized 3 out of 4 problems from your database."

Bianca testimonial
BiancaFrontend Eng, Figma

"Discovered PracHub 10 days before my interview. By day 5, I stopped being nervous. By interview day, I was actually excited to show what I knew."

tambrahm007 testimonial
tambrahm007

"I recently cleared Uber interviews (strong hire in the design round) and all the questions were present in prachub."

toa testimonial
toa

"The search is what sold me. I typed in a really niche DP problem I got asked last year and it actually came up, full breakdown and everything. These guys are clearly updating it constantly."

Showing 20 results
Meta logo
Meta
Medium
Product Manager

Facebook Product Design for the Hobby of Collecting Stamps, Coins and More

You are a product manager at Facebook. Design an experience on Facebook for collectibles, meaning items such as stamps, coins and similar objects that...

Product Design & StrategyProduct Sense
0
0
4 people solved
Feb 25, 2024
Google logo
Google
Medium
Product Manager

Product design: an alarm that wakes deaf users without relying on sound

Design an alarm clock for people who are deaf. Explain whom you are designing for, what gets in the way of waking up on time today, which product you ...

Product Design & StrategyAccessibility & Inclusive DesignProduct Sense
0
0
6 people solved
Nov 16, 2025
Paramount Global logo
Paramount Global
Medium
Product Manager

Better Show and Movie Recommendations to Help Streaming Subscribers Find What to Watch

You are a product manager at Paramount Global working on one of the company's video streaming services. How would you improve the recommendation engin...

Product Design & StrategyProduct Design & ImprovementExperiment Design (A/B Testing)
0
0
5 people solved
May 21, 2025
Microsoft logo
Microsoft
Medium
Product Manager

Product design: a taxi service tailored to older riders and their caregivers

You are a product manager asked to design a taxi service built for elderly passengers. Explain who exactly it would serve, which problems it would sol...

Product Design & StrategyAccessibility & Inclusive DesignProduct Sense
0
0
4 people solved
Mar 8, 2025
Meta logo
Meta
Medium
Product Manager

WhatsApp Messaging Growth: Design and Prioritize Experiments to Lift Message Volume

You are a product manager for WhatsApp, and the goal is to raise the number of messages people send and receive on it. Which A/B tests would you run? ...

Analytics & ExperimentationExperiment Design (A/B Testing)Growth & Monetization
0
0
6 people solved
Sep 14, 2024
Amazon logo
Amazon
Medium
Software Engineer Locked

Design a scalable image-based social network

This question evaluates a candidate's ability to design large-scale backend architectures, covering distributed systems, storage and media handling, c...

System Design
7
0
69 people solved
Oct 31, 2025
Amazon logo
Amazon
Medium
Applied Scientist

Test whether two user populations differ

Problem You are given two groups of users: - Group A: North America users - Group B: Europe users Each user has a vector of continuous features (e.g.,...

Machine Learning
4
0
78 people solved
Dec 15, 2025
Bitkernel logo
Bitkernel
Medium
Software Engineer

Count binary search steps for specific keys

You have the sorted array: [22, 34, 55, 77, 89, 93, 99, 102, 120, 140] Using standard binary search with low and high indices and mid = floor((low + h...

Software Engineering Fundamentals
7
0
49 people solved
Oct 24, 2025
Meta logo
Meta
Medium
Product Manager

Instagram Home Feed: Choose a Segment, Fix Its Biggest Pain Point and Measure Impact

You are a product manager working on Instagram at Meta. Propose an improvement to the Instagram feed, explain why it is worth doing, and describe how ...

Product Design & StrategyProduct Design & ImprovementExperiment Design (A/B Testing)
0
0
5 people solved
Apr 6, 2025
Meta logo
Meta
Medium
Product Manager

Designing a revenue strategy for WhatsApp: weighing who pays and for what

You are a product manager at Meta and are asked how WhatsApp should make money. Lay out the revenue options you see, recommend a strategy, and explain...

Product Design & StrategyGrowth & MonetizationProduct Strategy
0
0
4 people solved
Apr 2, 2024
Meta logo
Meta
Medium
Product Manager

Facebook Groups Engagement Falls 20%: Building the Root-Cause Investigation

Facebook Groups usage has fallen 20%. As the PM for Groups, how would you work out why? `hint Shape before causes Before listing causes, pin down whic...

Analytics & ExperimentationMetric Diagnostics
0
0
3 people solved
Nov 21, 2024
Amazon logo
Amazon
Medium
Product Manager

Your method for picking the metrics that show a product or feature is working

Explain how you go about deciding which metrics will show that a product or a feature is succeeding. `hint Start before the metrics Pin down what the ...

Analytics & ExperimentationMetrics & KPIs
0
0
5 people solved
Feb 21, 2024
X (Twitter) logo
X (Twitter)
Medium
Product Manager

Behavioral: walk through a hard prioritization call you made as a product manager

Walk through a specific situation in which several demands competed for limited time, people or attention, and you had to decide what to do first and ...

Behavioral & LeadershipPrioritization & TradeoffsAmbiguity & Decision Making
0
0
7 people solved
May 2, 2025
Meta logo
Meta
Medium
Product Manager

Assessing community and business fallout if Facebook shut down its Groups feature

You are a product manager at Meta. Imagine the company decided to take Groups out of Facebook. What would that do to the community, and how would you ...

Product Design & StrategyProduct Strategy
0
0
4 people solved
Mar 24, 2025
Pinterest logo
Pinterest
Medium
Product Manager

Pinterest product improvement: choose a segment, fix its top pain point, define metrics

You are a product manager at Pinterest, and you are asked how you would make the product better. Choose whom the improvement is for, identify what get...

Product Design & StrategyProduct Design & Improvement
0
0
6 people solved
May 3, 2024
Google logo
Google
Medium
Product Manager

Measuring whether a single Zoom meeting succeeded: which signals to track

Zoom wants to know whether the meetings people hold on it are going well. Which data points would you track to decide whether an individual Zoom meeti...

Analytics & ExperimentationMetrics & KPIs
0
0
6 people solved
Nov 4, 2025
Google logo
Google
Medium
Product Manager

Handling a Vague, Urgent Outage Complaint from a Senior Enterprise Client

Early one morning, a senior contact at one of your business customers calls you, the product manager for the B2B product their company uses. They are ...

Behavioral & LeadershipCommunication & StakeholdersReliability & SRE
0
0
6 people solved
Nov 26, 2025
Google logo
Google
Medium
Product Manager

Create a Community Answers Site Where People Ask, Answer and Vote on Questions

You are a product manager asked to design a website where people post questions and other people answer them, similar to Quora. Decide who the product...

Product Design & StrategyProduct SenseGrowth & Monetization
0
0
5 people solved
Dec 6, 2024
Meta logo
Meta
Easy
Data Scientist

Describe resolving conflict and welcoming others

Answer the following behavioral questions with specific examples: 1. How do you make other people feel welcome or included on a team? - Especially ...

Behavioral & Leadership
4
0
45 people solved
Nov 16, 2025
Amazon logo
Amazon
Medium
Product Manager

Process for Building a Generative AI Product from Problem Selection to Launch

How would you go about building a product that uses generative AI? Walk through your process from idea to launch; you may pick any product to illustra...

Product Design & StrategyAI Product ManagementLLM Applications
0
0
3 people solved
Nov 14, 2025
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